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Jon R. May (NIOSH) to R. H. Mereness (AIA) Transmitting NIOSH Re-examination and Update on the Health Effects of Occupational Exposure to Asbestos (1976)

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A December 21, 1976 cover letter from NIOSH to the Asbestos Information Association's executive director, sent in response to his telephone request. It encloses NIOSH's December 1976 document re-examining the health effects of occupational asbestos exposure. The document reviews animal and human data and sampling methods, and recommends an environmental limit of 100,000 fibers longer than 5 micrometers per cubic meter.

Author
Jon R. May, Ph.D. (Chief, Criteria Development Branch, Division of Criteria Documentation and Standards Development, NIOSH)
Published by
National Institute for Occupational Safety and Health (U.S. Department of Health, Education, and Welfare, Public Health Service, Center for Disease Control)
Series
Asbestos Information Association documents, AIA-69
Date
December 21, 1976
Library no.
ACL Doc 20971 · asbestosclaims.law/library/20971
Rights
A document from asbestos litigation, published for research and historical study.

Read or download

Read online Download the PDF Document AIA-69 · 108 pages · 2.7 MB

What the document holds

  • Page 1: Cover letter, Jon R. May (NIOSH) to R. H. Mereness (AIA), December 21, 1976, enclosing the NIOSH document
  • Pages 2-4: Title page, preface naming the NIOSH authors and review committee, and table of contents of the NIOSH document (December 1976)
  • Pages 5-6: Introduction: history of the 1972 NIOSH criteria document and OSHA standards, and OSHA's December 1975 request for re-evaluation
  • Pages 7-29: Animal data on carcinogenicity (instillation, injection, ingestion, inhalation), fiber analysis in tissue, mutagenicity, references, and tables
  • Pages 30-40: Human data: historical and epidemiologic studies of asbestosis, lung cancer and mesothelioma by fiber type (beginning of the section)
  • Pages 41-103: Not provided in the text sent for cataloging (remaining human data, sampling methods and environmental data, basis for a standard)
  • Pages 104-105: Recommended standard: 100,000 fibers >5 micrometers per cubic meter, 8-hour TWA, with a 15-minute peak limit
  • Pages 106-108: References for the standard sections and a table of x-ray findings in an asbestos textile factory

People and organizations

From Jon R. May, Ph.D. (Chief, Criteria Development Branch, Division of Criteria Documentation and Standards Development, NIOSH) to R. H. Mereness (Executive Director, Asbestos Information Association).

Pages on our site about what this document covers: NIOSH · OSHA.

About this copy

This is document AIA-69 of the Asbestos Information Association documents, documents used as evidence in asbestos lawsuits, 108 pages.

Cite this document

“Jon R. May (NIOSH) to R. H. Mereness (AIA) Transmitting NIOSH Re-examination and Update on the Health Effects of Occupational Exposure to Asbestos.” December 21, 1976. Asbestos Information Association documents, AIA-69. National Institute for Occupational Safety and Health (U.S. Department of Health, Education, and Welfare, Public Health Service, Center for Disease Control). AsbestosClaims.Law Library, ACL Doc 20971. https://asbestosclaims.law/library/20971.

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